1 files changed, 6 insertions, 8 deletions
diff --git a/src/librustdoc/clean/auto_trait.rs b/src/librustdoc/clean/auto_trait.rs
index 289923b45e6..73df844a91b 100644
--- a/src/librustdoc/clean/auto_trait.rs
+++ b/src/librustdoc/clean/auto_trait.rs
@@ -1,7 +1,8 @@
-use rustc::ty::{self, Region, RegionVid, TypeFoldable};
 use rustc_data_structures::fx::FxHashSet;
 use rustc_hir as hir;
-use rustc_infer::traits::auto_trait::{self, AutoTraitResult};
+use rustc_hir::lang_items;
+use rustc_middle::ty::{self, Region, RegionVid, TypeFoldable};
+use rustc_trait_selection::traits::auto_trait::{self, AutoTraitResult};
 
 use std::fmt::Debug;
 
@@ -493,15 +494,12 @@ impl<'a, 'tcx> AutoTraitFinder<'a, 'tcx> {
                     // Writing a projection trait bound of the form
                     // <T as Trait>::Name : ?Sized
                     // is illegal, because ?Sized bounds can only
-                    // be written in the (here, nonexistant) definition
+                    // be written in the (here, nonexistent) definition
                     // of the type.
                     // Therefore, we make sure that we never add a ?Sized
                     // bound for projections
-                    match &ty {
-                        &Type::QPath { .. } => {
-                            has_sized.insert(ty.clone());
-                        }
-                        _ => {}
+                    if let Type::QPath { .. } = ty {
+                        has_sized.insert(ty.clone());
                     }
 
                     if bounds.is_empty() {